ROLEX's latest rainbow polka dot balloon dial Oyster Perpetual series mechanical watch for men and women 41mm latest classic automatic mechanical watch This year's new Oyster Perpetual is a very distinctive Tiffany blue background color bubble disc high-bright blue luminous 41mm dial Swiss imported mechanical movement scratch-resistant sapphire mirror 904L stainless steel case strap screw-in crown double buckle lock double waterproof Oyster steel strap with gift box packaging handbag invoice